Overcoming an enigmatic force that makes microscopic components hug each other could boost the nanotechnology revolution (full text available to subscribers)
A mesh of nanowires can soak up 20 times its own weight in oil without sucking up any water – it could lead to new ways to clean up polluted seas
A tiny "monorail" that can creep along a nanotube track has shifted its first load, hauling a gold nugget a distance of 0.5 micrometres
Toxic nanoparticles added to socks to kill the bacteria associated with whiffy feet can leak into waste water during washing, a study reveals
Memory made from tiny islands of semiconductor – known as quantum dots – could fill a gap left by today's ageing computer memory formats
What has become of the promised nanotech revolution? A series of crafty devices awaits, says
The fact that naturally occurring substances can be just as hazardous as synthetic ones should not be ignored to press the organic case
Atom-thick layers of an ingredient in pencils should smash the record for conductivity, making faster electronic devices a possibility
Tubes of boron could have many of the same properties as carbon nanotubes, and for some electrical applications, they may even be better
Wiring a DNA strand up to a pair of nanotubes and feeding electricity through it can flag up specific virus sequences, say researchers
Tiny metal codes could make it easier to track valuable objects, and study a variety of biological molecules simultaneously, researchers say
Photonic crystals' ability to block certain wavelengths of light has been used to recreate the fiery glow of a cut diamond
Cheap, flexible batteries that can be printed onto a surface could be on the way thanks to networks of carbon nanotubes
Prepare to dive into the nanoworld, where water turns to treacle and molecules the size of cannonballs hurl past from every direction.
The formation of the carbon nanospheres was videoed by a team demonstrating a new method for their construction
Tiny particles have been created that act as both drug courier and a delivery reporter by glowing when they dump their cargo inside tumour cells
The clay-based substance is as strong as steel and is the first material to successfully scale up the strength of nano-sized ingredients
The delicate feat will allow nanoscale objects to be manipulated in 3D, making nanoconstruction more precise and versatile
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Super-thin layers of ordinary materials could solve the engineering challenges of building an invisibility device, say researchers (full text available to subscribers)
Coating materials with carbon nanotubes could keep them microbe-free, suggests a study that shows how they pierce and kill bacteria upon contact
Paper and carbon nanotubes have been used to build an energy-storage unit that could fit neatly into flexible electronic screens
If incorporated into a computer the logic gate could be more efficient and robust than those in ordinary electronic circuits
The US Food and Drug Administration says the rising number of products made using nanotechnology do not require special labelling
Supercomputer simulations suggest that not just the width, but also the length, of these atom-thin sheets of carbon determines how well they will conduct electrons
Turning tumour cells into mini-magnets means they can be extracted with a needle, improving the sensitivity of biopsies
The springiness of carbon nanotubes keeps them bouncing back to prevent fatigue in artificial muscles
They are appearing in everything from baseball bats to sunscreen. Could our eagerness to exploit nanomaterials be storing up health problems for the future? (full text available to subscribers)
Nanotechnology products are flooding onto the market even though governments have no coherent plans for how to monitor any risks they may pose (full text available to subscribers)
Red blood cells can be used like rafts to protect therapeutic nanoparticles from the immune system and ferry them to specific targets in the body
The material resulting from attaching viruses to semiconducting quantum dots could be used to form high-density memory chips, say researchers
A nanowire held in a "force field" of laser radiation could provide high resolution images of viruses and proteins at low cost (full text available to subscribers)
Gold-coated 'nanoshells' can be used to reveal tumours, and destroy them with the help of a laser
Miniscule superconducting devices that detect faint magnetic fields could be used to investigate the properties of electronic components and biological samples
Is there nothing silicon chips can't do?
Carbon nanotubes could be used to improve the heat resistance and endurance of computer chips, according to Intel
"Molecular origami" could become the latest nanotech construction technique, thanks to the first detailed study of how sheets fold
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Composed of a thin sandwich of molecular chains, this high-tech adhesive works at 700°C, and could be used to build computer chips, as well as coatings for turbines and jet engines
Vacuum-filled polymer tubes better insulate computer chips than glass, resulting in increased speed and efficiency
It seems that fullerenes - nanoscale carbon spheres - don't harm microbes in the soil as some had feared
Fast silicon chips that use both light and electricity to process data can be made more efficient – the technique also solves a tricky problem for chip makers
A panel of nanoparticles is being trained to detect the 'scent' of illness by detecting particular combinations of proteins in body fluids
The computer processors are 40% faster than current Intel chips when running computer games, videos and performing other intensive tasks
The hair-like structures, made from nanorods, may help scientists understand the way similar biological appendages function inside the lungs
The day when you can charge your cell phone or iPod just by going for a stroll around the block could be a step closer, thanks to a "nano-generator"
The potential health and environmental hazards of nanotechnology need further exploration to ensure public confidence in the fast-growing industry
Software developers face a culture shock as they grapple with the next generation of microprocessors (full text available to subscribers)
Carbon nanotubes have been used to smuggle HIV-blocking molecules into human cells
Unlike similar experimental devices, these easy-to-make nanoscale transistors can control the flow of individual electrons at room temperature
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When apparently identical spheres are dropped into water, their plops and splashes can be worlds apart, and new research reveals why
The engineered molecules block the production of cell-surface proteins which HIV relies on to invade immune cells
Electronic control over the shape and movement of droplets could let chemists perform complex chemical reactions inside micro-fluidic devices
A protein from the human ear could use the movement of astronauts or the Martian wind to generate electricity
The device works thanks to an "electrowetting" effect – it could find applications in biotechnology and flat panel displays
A component capable of imaging beyond the limits of conventional optics has been dramatically improved
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The natural movement of bacteria is used to propel micro-objects through water – the same trick might someday power tiny medical devices
Advances in polymer electronics are about to usher in a new family of robust, lightweight, bendy gadgets (full text available to subscribers)
Many microscopic sensors share a crucial weakness: the ultra-thin wires that relay their signals. So why not go wireless? (full text available to subscribers)
The world's largest computer chip maker announces that its next generation transistors will have metal - not silicon - gate electrodes, and insulating walls made of a 'high-k' hafnium compound
The natural movement of bacteria is used to propel micro-objects through water – the same trick might someday power tiny medical devices
They have had a bad rap in recent years over fears of toxicity, but some nanoparticles are shown to protect nerve cells from damage (full text available to subscribers)